b^2-4*8=

Solution for b^2-4*8= equation:

Simplifying
b2 + -4 * 8 = 0

Multiply -4 * 8
b2 + -32 = 0

Reorder the terms:
-32 + b2 = 0

Solving
-32 + b2 = 0

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '32' to each side of the equation.
-32 + 32 + b2 = 0 + 32

Combine like terms: -32 + 32 = 0
0 + b2 = 0 + 32
b2 = 0 + 32

Combine like terms: 0 + 32 = 32
b2 = 32

Simplifying
b2 = 32

Take the square root of each side:
b = {-5.656854249, 5.656854249}